versio/version.py:31:1: F401 'versio.version_scheme.VersionScheme' imported but unused
versio/version.py:49:5: C901 'Version._cmpkey' is too complex (17)
versio/version.py:96:5: C901 'Version._compare' is too complex (19)
versio/version.py:262:5: C901 'Version.bump' is too complex (14)
3     C901 'Version._cmpkey' is too complex (17)
1     F401 'versio.version_scheme.VersionScheme' imported but unused